Boris Johnson issues warning to EU as Northern Ireland trade dispute deepens 

Mr Johnson appeared frustrated at the way the talks had gone with other EU and G7 leaders

Prime Minister Boris Johnson with European Commission president Ursula von der Leyen. Picture: Peter Nicholls/PA

Boris Johnson escalated his dispute with the European Union by warning he will do whatever it takes to keep goods flowing from Great Britain to Northern Ireland.

Following talks with the EU’s key figures, the British Prime Minister said he would not hesitate to take unilateral action to protect the position of Northern Ireland in the increasingly bitter row over post-Brexit trading arrangements.